Finding the Third Proportional to 779,871 and 1,043,136

Step by Step Solution

1. Step 1: Write the proportion equation
   779,871 : 1,043,136 = 1,043,136 : x
2. Step 2: Convert to fraction form
   779,871/1,043,136 = 1,043,136/x
3. Step 3: Cross multiply
   779,871x = 1,043,136 × 1,043,136
4. Step 4: Simplify right side
   779,871x = 1,088,132,714,496
5. Step 5: Solve for x
   x = 1,088,132,714,496/779,871
6. Step 6: Final answer
   x = 1,395,272.70